Picking a tasty, ripe watermelon isn't hard, but it's more than just thwacking melons in the grocery store. Finding the perfect one is as simple as looking for a few simple signs, and carving it so everyone gets a piece (or it's ready for smoothies, salads, or even the grill!) is a snap too. »4/04/13 5:00am 4/04/13 5:00am